Home / 50,864.95-76,315.85-30,915.26

Finding the Fourth Proportional to 50,864.95, 76,315.85 and 30,915.26

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Solution

The fourth proportional to 50,864.95, 76,315.85 and 30,915.26 is: 46,384.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,864.95 : 76,315.85 = 30,915.26 : x
  2. Step 2: Convert to fraction form
    50,864.95/76,315.85 = 30,915.26/x
  3. Step 3: Cross multiply
    50,864.95x = 76,315.85 × 30,915.26
  4. Step 4: Simplify right side
    50,864.95x = 2,359,324,344.87
  5. Step 5: Solve for x
    x = 2,359,324,344.87/50,864.95
  6. Step 6: Final answer
    x = 46,384.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.